CN109607376B - Pipeline hoisting tool and application method thereof - Google Patents
Pipeline hoisting tool and application method thereof Download PDFInfo
- Publication number
- CN109607376B CN109607376B CN201811582745.8A CN201811582745A CN109607376B CN 109607376 B CN109607376 B CN 109607376B CN 201811582745 A CN201811582745 A CN 201811582745A CN 109607376 B CN109607376 B CN 109607376B
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- pipeline
- chuck
- lifting
- connecting block
- support arm
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000013016 damping Methods 0.000 claims description 17
- 210000000078 claw Anatomy 0.000 claims description 15
- 230000001681 protective effect Effects 0.000 claims description 14
- 239000000725 suspension Substances 0.000 claims 9
- 230000004308 accommodation Effects 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 abstract 3
- 230000035939 shock Effects 0.000 description 16
- 238000010521 absorption reaction Methods 0.000 description 13
- 230000002093 peripheral effect Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
- B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
- B66C1/48—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces to vertical edge portions of sheets, tubes, or like thin or thin-walled articles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention provides a pipeline lifting tool and a use method thereof, wherein the pipeline lifting tool comprises the following components: the chuck is arranged at the bottom end of the pipeline; one end of the lifting rope penetrates into the pipeline to be fixed with the chuck, and the other end of the lifting rope is connected with the lifting mechanism; and a plurality of flexible regulating parts that are the hoop and locate on the chuck, flexible regulating part is followed the radial flexible of chuck, flexible regulating part has relative stiff end and flexible end, the stiff end is close to the center setting of chuck, flexible end is kept away from the center of chuck, flexible end is equipped with the jack catch, the jack catch hoop is located the outer wall of pipeline. The invention has simple structure and convenient use, and can be suitable for hoisting pipelines with different diameters and ensure the safety of hoisting the pipelines.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a pipeline hoisting tool and a using method thereof.
Background
The utility model relates to a large amount of pipeline installations in the construction, during actual construction, often because space constraint scheduling problem need carry out vertical hoist and mount to large-scale pipeline, the mode of vertical hoist and mount that current is commonly used mainly is: one way is to directly sleeve a steel wire rope on a pipeline for hoisting, and the hoisting way has the defect that the steel wire rope is very easy to damage a plastic-coated protective layer on the inner wall of the pipeline in the hoisting process, so that the service life of the pipeline is influenced; the other mode is that a lifting lug is welded at one end of the pipeline for lifting, the lifting lug is cut off after the lifting is finished, a welding bead is polished, time and materials are wasted, and the pipeline is damaged to a certain extent; in addition, the pipeline is frequently caused to strike the peripheral structure due to slight shaking of the steel wire rope in the vertical hoisting process of the pipeline, the peripheral structure is possibly damaged, the object falls and other accidents are possibly caused, and the large potential safety hazard exists, so that the hoisting efficiency is low.
Disclosure of Invention
In view of the above, the invention provides the pipeline hoisting tool which has a simple structure, is convenient to construct and is suitable for hoisting pipelines with different diameters, and the use method thereof, and solves the technical problems that the existing pipeline hoisting tool is easy to damage the pipeline structure, and the hoisting process is complex, time-consuming and labor-consuming.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: there is provided a pipe lifting tool comprising:
the chuck is arranged at the bottom end of the pipeline;
one end of the lifting rope penetrates into the pipeline to be fixed with the chuck, and the other end of the lifting rope is connected with the lifting mechanism; and
the telescopic adjusting parts are arranged on the chuck in a circumferential direction, the telescopic adjusting parts stretch out and draw back along the radial direction of the chuck, the telescopic adjusting parts are provided with opposite fixed ends and telescopic ends, the fixed ends are close to the center of the chuck, the telescopic ends are far away from the center of the chuck, the telescopic ends are provided with clamping claws, and the clamping claws are hooped on the outer wall of the pipeline.
In the embodiment of the invention, the device further comprises a shock absorption frame, wherein the shock absorption frame is connected with the lifting rope through a shackle.
In the embodiment of the invention, the shock absorption frame comprises a bottom plate, a guide plate, a first support arm, a second support arm and two shock absorption springs, wherein the bottom plate is arranged on the shackle, the guide plate is arranged above the bottom plate, and through holes for the hanging rope to pass through are formed in the bottom plate and the guide plate;
one ends of the first supporting arm and the second supporting arm are respectively hinged to two opposite ends of the bottom plate, the other ends of the first supporting arm and the second supporting arm are respectively connected with a first connecting block and a second connecting block, the first connecting block and the second connecting block are respectively arranged above the bottom plate, and the damping springs are respectively connected between the first connecting block and the guide plate and between the second connecting block and the guide plate;
lifting the lifting rope, pushing the bottom plate to upwards displace by the shackle, respectively pushing the first connecting block and the second connecting block against the inner wall of the pipeline and enabling the two damping springs to be in a tension state, and respectively absorbing energy generated by pipeline vibration to the first connecting block and the second connecting block by the two damping springs.
In the embodiment of the invention, a first anti-slip pad is arranged at the contact part of the claw and the outer wall of the pipeline.
In the embodiment of the invention, a second anti-slip pad is arranged at the contact part of the connecting block and the inner wall of the pipeline.
In the embodiment of the invention, the clamping claw comprises a horizontal supporting part and a vertical clamping part, one end of the supporting part is fixed with the telescopic end, the other end of the supporting part is fixed with the clamping part, each clamping part accommodates the accommodating space of the pipeline, and the clamping part abuts against the outer wall of the pipeline.
In the embodiment of the invention, the chuck is fixedly provided with a fixed shaft, the fixed shaft is provided with a hanging ring, and the hanging rope is arranged on the hanging ring.
In the embodiment of the invention, the fixed shaft is arranged at the center of the chuck, and the axis of the telescopic adjusting piece passes through the center of the chuck.
In the embodiment of the invention, the bottom surface of the chuck is provided with the universal wheel.
The embodiment of the invention further comprises a protective cap, wherein the protective cap is sleeved on the top end of the pipeline, and a through hole for the hanging rope to pass through is formed in the middle of the protective cap.
The invention also provides a use method of the pipeline hoisting tool, which comprises the following steps:
s1: one end of a lifting rope is fixed with the chuck, and the other end of the lifting rope penetrates into one end of a horizontally arranged pipeline and penetrates out of the other end of the pipeline to be connected with a lifting mechanism;
s2: adjusting the telescopic length of the telescopic adjusting piece to enable the clamping jaw to prop against the outer wall of the pipeline;
s3: and lifting the pipeline by the lifting mechanism, wherein the chuck supports the pipeline to be converted from a horizontal state to a vertical state under the tension of the lifting rope.
The invention adopts the technical proposal, which has the following beneficial effects:
(1) According to the pipeline hoisting tool provided by the invention, the chuck is provided with the telescopic claw through the electric telescopic rod, and the claw is clamped on the outer wall of the pipeline to clamp the pipeline, so that the pipeline hoisting tool can be suitable for hoisting pipelines with different diameters.
(2) The damping frame is arranged in the pipeline, the shackle is arranged at the contact position of the lifting rope and the bottom plate, and in the lifting process, the lifting rope applies an upward force to the bottom plate, so that the connecting block is tightly contacted with the inner wall of the pipeline, and the vertical lifting stability of the pipeline is improved.
(3) The damping springs are respectively connected between the first connecting block and the guide plate, between the second connecting block and the guide plate, and when the pipeline is hoisted, the pipeline shakes, and the elastic force of the damping springs can absorb the shake generated by shaking and has a damping effect.
(4) The protection cap is arranged at the top end of the pipeline, so that the pipeline can be prevented from colliding with a peripheral structure in the vertical hoisting process, and the hoisting safety and the hoisting efficiency are high.
Drawings
Fig. 1 is a schematic structural view of a pipe lifting tool according to the present invention.
Fig. 2 is a schematic top view of the pipe lifting tool of the present invention.
The correspondence of the reference numerals with the components is as follows:
a chuck 1; a fixed shaft 11; a hanging ring 12; a universal wheel 13; a lifting rope 2; a telescoping adjustment member 3; a claw 31; a support portion 311; a clamping part 312; a shock-absorbing frame 4; a bottom plate 41; a guide plate 42; a first support arm 43; a first connection block 431; a second support arm 44; a second connection block 441; a damper spring 45; shackle 5; a pipe 6; and a protective sleeve 7.
Detailed Description
In order to facilitate the understanding of the present invention, the following description is provided with reference to the drawings and examples.
Referring to fig. 1 and 2, the present invention provides a pipe hoisting tool, which includes: the device comprises a chuck 1, a lifting rope 2 and a plurality of telescopic adjusting pieces 3 which are annularly arranged on the chuck 1, wherein the chuck 1 is arranged at the bottom end of a pipeline 6; one end of the lifting rope 2 penetrates through the pipeline to be fixed with the chuck 1, and the other end of the lifting rope is connected with the lifting mechanism; the telescopic adjusting piece 3 stretches out and draws back along the radial of chuck 1, telescopic adjusting piece 3 has relative stiff end and flexible end, the stiff end is close to the center setting of chuck 1, flexible end is kept away from the center of chuck 1, flexible end is equipped with jack catch 31, jack catch 31 encloses to establish and forms the hoop and locate the outer wall of pipeline.
According to the invention, the space which is formed by surrounding the clamping jaw 31 and accommodates the pipeline is adjusted by the telescopic adjusting piece 3 so as to adapt to pipelines with different diameters, and the application range is wider; the stability of pipeline hoisting is guaranteed through the limitation of the clamping jaw 31 to the pipeline position, and the construction safety is improved.
In the embodiment of the present invention, the expansion adjusting member 3 is an electric expansion rod, and the electric expansion rod pushes the claw 31 to expand and contract along the radial direction of the chuck 1.
In the embodiment of the invention, a fixed shaft 11 is fixed on the chuck 1, a hanging ring 12 is arranged on the fixed shaft 11, and the hanging rope 2 is arranged on the hanging ring 12. Preferably, the fixed shaft 11 is arranged at the center of the chuck 1, and the axis of the telescopic adjusting piece 3 passes through the center of the chuck 1 so as to maintain the balance stability of the pipeline in the hoisting process; preferably, the bottom surface of the chuck 1 is provided with universal wheels 13, so that friction between the pipeline and the ground is avoided in the process of changing the pipeline from a horizontal state to a vertical state, and meanwhile, the dragging force is reduced.
As a preferred embodiment of the present invention, the claw 31 includes a horizontal supporting portion 311 and a vertical clamping portion 312, one end of the supporting portion 311 is fixed to the telescopic end, the other end of the supporting portion 311 is fixed to the clamping portion 312, each clamping portion 312 encloses a receiving space for receiving the pipe 6, and the clamping portion 312 abuts against an outer wall of the pipe.
In order to prevent the pipeline from shaking left and right in the hoisting process, the hoisting tool further comprises a shock absorption frame 4, and the shock absorption frame 4 is connected with the hoisting rope 2 through a shackle 5. Specifically, the shock absorbing frame 4 includes a bottom plate 41, a guide plate 42, a first support arm 43, a second support arm 44, and two shock absorbing springs 45, the bottom plate 41 is disposed on the shackle 5, the guide plate 42 is disposed above the bottom plate 41, and through holes for the hanging rope 2 to pass through are formed in the bottom plate 41 and the guide plate 42; one ends of the first support arm 43 and the second support arm 44 are respectively connected to opposite ends of the bottom plate 41 and extend in a direction away from the chuck, the other ends of the first support arm 43 and the second support arm 44 are respectively connected to a first connection block 431 and a second connection block 441, and the damping springs 45 are respectively connected between the first connection block 431 and the guide plate 42 and between the second connection block 441 and the guide plate 42;
lifting the lifting rope, the shackle 5 pushes the bottom plate 41 to displace upwards, because the first support arm 43 and the second support arm 44 are hinged with the bottom plate 41, the first support arm 43 and the second support arm 44 are driven by the bottom plate 41 to generate force of outward movement to press the first connection block 431 and the second connection block 441 to respectively push against the inner wall of the pipeline 6, the distance between the first connection block 431 and the second connection block 441 is increased, the second damping spring 45 is in a tension state, and the two damping springs 45 respectively absorb energy generated by vibration of the pipeline 6 to the first connection block 431 and the second connection block 432, so as to play a damping role; the first connection block 431 and the second connection block 441 are in close contact with the inner wall of the pipeline, so that the stability of vertical hoisting of the pipeline can be improved; the damping spring 45 is in a stretched state, so that the damping frame 4 is separated from the inner wall of the pipeline 6 when the damping frame 4 is detached later.
In the embodiment of the invention, a first anti-slip pad is arranged at the contact part of the claw 31 and the outer wall of the pipeline 6 so as to improve the friction force between the claw 31 and the pipeline 6; the contact portions of the first connection block 431, the second connection block 441 and the inner wall of the pipe 6 are respectively provided with a second anti-slip pad (not shown) to prevent friction force between the first connection block, the second connection block and the pipe. The first anti-skid pad and the second anti-skid pad are made of PVC, polyurethane, rubber and the like.
As a preferred embodiment of the present invention, the lifting tool further includes a protective sleeve 7, the protective cap 7 is disposed at the top end of the pipe 6, and a through hole for the lifting rope 2 to pass through is disposed in the middle of the protective cap 7. The protective sleeve 7 can prevent the pipeline 6 from colliding with the peripheral structure in the vertical hoisting process, and the hoisting safety is high and the hoisting efficiency is high. In the embodiment of the invention, the protective cap 7 is conical, the large end of the protective cap 7 is sleeved on the outer wall of the pipeline 6, and the protective cap 7 is made of PVC or rubber.
The structure of the pipe lifting tool of the invention is specifically described above, and the use method thereof is described below.
S1: one end of a lifting rope 2 is fixed with the chuck 1, and the other end of the lifting rope 2 penetrates from one end of a horizontally placed pipeline 6 and penetrates out from the other end of the pipeline 6 to be connected with a lifting mechanism;
preferably, the lifting rope 2 is provided with a shock absorption frame 4 and a shackle 5, the shackle 5 is fixed with the lifting rope 2, a bottom plate 41 and a guide plate 42 of the shock absorption frame 4 are provided with through holes for the lifting rope 2 to pass through, the shock absorption frame 4 is connected with the lifting rope 2 in a penetrating way through the through holes, the shock absorption frame 4 is positioned at one end of the shackle 5 away from the chuck 1, and the shock absorption frame 4 can smoothly pass through the pipeline 6 along with the lifting rope 2 due to the fact that a first supporting arm 43, a second supporting arm 44 are hinged with the bottom plate 41;
s2: adjusting the telescopic length of the telescopic adjusting member 3 so that the claw 31 abuts against the outer wall of the pipe 6;
s3: lifting the pipeline 6 through the hoisting mechanism, wherein the chuck 1 supports the pipeline 6 to be converted from a horizontal state to a vertical state under the tension of the hoisting rope; the shackle 5 is pushed against the bottom plate 41 of the shock absorber 4 under the tensile force of the lifting rope 2, and the first connection block 431 and the second connection block 441 on the first support arm 431 and the second support arm 441 respectively abut against the inner wall of the pipeline 6 to play a role of shock absorption. When the hoisting is finished, the hoisting ropes are loosened, and the first support arms 43 and the second support arms 44 are hinged with the bottom plate, so that the shock absorption frame 4 can be directly pulled out of the pipeline 6.
The present invention has been described in detail with reference to the drawings and embodiments, and one skilled in the art can make various modifications to the invention based on the above description. Accordingly, certain details of the illustrated embodiments are not to be taken as limiting the invention, which is defined by the appended claims.
Claims (7)
1. A pipe lifting tool, comprising:
the chuck is arranged at the bottom end of the pipeline;
one end of the lifting rope penetrates into the pipeline to be fixed with the chuck, and the other end of the lifting rope is connected with the lifting mechanism; and
the telescopic adjusting pieces are annularly arranged on the chuck, the telescopic adjusting pieces stretch out and draw back along the radial direction of the chuck, the telescopic adjusting pieces are provided with opposite fixed ends and telescopic ends, the fixed ends are close to the center of the chuck, the telescopic ends are far away from the center of the chuck, the telescopic ends are provided with clamping claws, and the clamping claws are hooped on the outer wall of the pipeline;
the suspension device comprises a suspension rope, a suspension frame, a guide plate, a first support arm, a second support arm and two suspension springs, wherein the suspension frame is connected with the suspension rope through a shackle, the suspension frame comprises a bottom plate, a guide plate, the first support arm, the second support arm and the two suspension springs, the bottom plate is arranged on the shackle, the guide plate is arranged above the bottom plate, and through holes for the suspension rope to pass through are formed in the bottom plate and the guide plate; one ends of the first support arm and the second support arm are respectively hinged to the opposite ends of the bottom plate and extend towards the direction away from the chuck, the other ends of the first support arm and the second support arm are respectively connected with a first connecting block and a second connecting block, and damping springs are respectively connected between the first connecting block and the guide plate and between the second connecting block and the guide plate; lifting the lifting rope, pushing the bottom plate to move upwards by the shackle, respectively pushing the first connecting block and the second connecting block against the inner wall of the pipeline and enabling the two damping springs to be in a tension state, and respectively absorbing energy generated by vibration of the pipeline to the first connecting block and the second connecting block by the two damping springs;
the jack catch includes horizontally supporting part and vertical chucking portion, the one end of supporting part with flexible end is fixed, the other end of supporting part with chucking portion is fixed, each chucking portion holding the accommodation space of pipeline, chucking portion supports the outer wall of pipeline.
2. The pipe lifting tool according to claim 1, wherein a first anti-slip pad is arranged at a contact part of the claw and the outer wall of the pipe, and a second anti-slip pad is arranged at a contact part of the connecting block and the inner wall of the pipe.
3. The pipe lifting tool according to claim 1, wherein a fixed shaft is fixed on the chuck, a lifting ring is arranged on the fixed shaft, and the lifting rope is arranged on the lifting ring.
4. A pipe lifting tool according to claim 3, wherein the fixed shaft is provided at the centre of the chuck, and the axis of the telescopic adjuster passes through the centre of the chuck.
5. The pipe lifting tool of claim 1, wherein the bottom surface of the chuck is provided with universal wheels.
6. The pipe lifting tool according to claim 1, further comprising a protective cap, wherein the protective cap is sleeved on the top end of the pipe, and a through hole through which the lifting rope passes is formed in the middle of the protective cap.
7. A method of using the pipe lifting tool of any one of claims 1 to 6, comprising the steps of:
s1: one end of a lifting rope is fixed with the chuck, and the other end of the lifting rope penetrates into one end of a horizontally arranged pipeline and penetrates out of the other end of the pipeline to be connected with a lifting mechanism;
s2: adjusting the telescopic length of the telescopic adjusting piece to enable the clamping jaw to prop against the outer wall of the pipeline;
s3: and lifting the pipeline by the lifting mechanism, wherein the chuck supports the pipeline to be converted from a horizontal state to a vertical state under the tension of the lifting rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811582745.8A CN109607376B (en) | 2018-12-24 | 2018-12-24 | Pipeline hoisting tool and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811582745.8A CN109607376B (en) | 2018-12-24 | 2018-12-24 | Pipeline hoisting tool and application method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109607376A CN109607376A (en) | 2019-04-12 |
| CN109607376B true CN109607376B (en) | 2024-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811582745.8A Active CN109607376B (en) | 2018-12-24 | 2018-12-24 | Pipeline hoisting tool and application method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN109607376B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110510503A (en) * | 2019-08-26 | 2019-11-29 | 三一筑工科技有限公司 | A kind of cavity column hanging method |
| CN110822172B (en) * | 2019-11-26 | 2021-07-06 | 江苏申新工程有限公司 | Multifunctional auxiliary device for mounting building drain pipe |
| CN111017759B (en) * | 2019-12-25 | 2021-04-30 | 湖北氟特龙防腐设备有限公司 | Carrying device for transferring chemical storage tanks |
| CN117657942B (en) * | 2023-11-23 | 2024-05-10 | 江苏京生管业有限公司 | Special lifting appliance for lifting large pipe fittings |
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| JPH0625280U (en) * | 1992-08-31 | 1994-04-05 | 石川島播磨重工業株式会社 | Pipe lifting device |
| CN201565808U (en) * | 2009-12-04 | 2010-09-01 | 山东伊莱特重工有限公司 | Fast clamping fixture of numerical control drilling machine |
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| CN203781634U (en) * | 2014-04-23 | 2014-08-20 | 中国葛洲坝集团股份有限公司 | Centering device for installing vertical pipeline |
| CN104016243A (en) * | 2014-06-18 | 2014-09-03 | 山东电力建设第一工程公司 | Lifting device of electric cable shaft of boiler |
| CN104692239A (en) * | 2015-03-16 | 2015-06-10 | 南车戚墅堰机车有限公司 | Vertical lifting device for workpiece |
| CN205419527U (en) * | 2015-11-26 | 2016-08-03 | 安徽马钢比亚西钢筋焊网有限公司 | Automatic steel roll of wire hoist of internal expanding type |
| CN108313864A (en) * | 2018-03-28 | 2018-07-24 | 广东省工业设备安装有限公司 | A kind of Shaft of High-rise Buildings pipeline upside-down mounting hoisting apparatus |
| CN209651729U (en) * | 2018-12-24 | 2019-11-19 | 中国建筑第八工程局有限公司 | Lifting pipeline tool |
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2018
- 2018-12-24 CN CN201811582745.8A patent/CN109607376B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0625280U (en) * | 1992-08-31 | 1994-04-05 | 石川島播磨重工業株式会社 | Pipe lifting device |
| CN201565808U (en) * | 2009-12-04 | 2010-09-01 | 山东伊莱特重工有限公司 | Fast clamping fixture of numerical control drilling machine |
| CN202181320U (en) * | 2011-07-21 | 2012-04-04 | 安徽博一流体传动股份有限公司 | High-temperature quenching clamp for cylinder body |
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| CN104692239A (en) * | 2015-03-16 | 2015-06-10 | 南车戚墅堰机车有限公司 | Vertical lifting device for workpiece |
| CN205419527U (en) * | 2015-11-26 | 2016-08-03 | 安徽马钢比亚西钢筋焊网有限公司 | Automatic steel roll of wire hoist of internal expanding type |
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| CN209651729U (en) * | 2018-12-24 | 2019-11-19 | 中国建筑第八工程局有限公司 | Lifting pipeline tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109607376A (en) | 2019-04-12 |
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